OTTAWA — US Defense Secretary Leon Panetta said Tuesday a poll showing a big drop in public support for the war in Afghanistan would not alter Washington’s strategy, or efforts to battle Al-Qaeda. “We cannot fight wars by polls...

Sixty percent of Americans believe the war in Afghanistan is not worth its costs, and nearly the same number advocate an early US pullout from the country, a new poll showed. The survey by ABC News and The Washington Post indicated that the...